<template>
    <h2>Vue路由切换222222222222222</h2>
</template>

<script lang="ts" setup name="Header"></script>

<style>
/* 样式：标题 */
h2 {
    text-align: center;
    color: #333;
    font-size: 24px;
    margin-bottom: 20px;
}
</style>